Hi 

Finally I've received 10 PCBs from local manufacturers, The first one Colcircuitos make a very bad job I don't recommend use them (Colombian members), The second one, Microensamble [2] make the process in 6 days. An the quality is good.

Here [3] you can see the new board. It works !!!!

Carlos

[1] http://www.colcircuitos.com/
[2] http://www.microensamble.com/
[3] http://en.qi-hardware.com/wiki/File:SAKC_V1.0.png



--
Carlos Iván Camargo Bareño
Profesor Asistente
Departamento de Ingeniería Eléctrica y Electrónica
Universidad Nacional de Colombia
cicamargoba@unal.edu.co